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OpenSignLabs opensignserver vulnerabilities

4 published CVES affecting OpenSignLabs opensignserver, from public sources (CVE.org, NVD, CISA KEV, FIRST EPSS, OSV).

Total
4
Critical
0
High
4
Medium
0
Low
0
Unscored
0
CISA KEV
0

Latest OpenSignLabs opensignserver CVEs

Newest publication first

  1. HighCVSS 7.5 EPSS 0.44%

    A missing authorization vulnerability in OpenSignLabs opensignserver through 2.37.0 allows an unauthenticated remote attacker to irreversibly decline any in-flight document and forge the decline attribution to an arbitrary user via the declinedoc Parse cloud function. The functio...

  2. HighCVSS 7.5 EPSS 0.65%

    An authentication bypass vulnerability in OpenSignLabs opensignserver through 2.37.0 allows an unauthenticated remote attacker to mint MASTER_KEY-signed file access tokens for arbitrary stored files via the getsignedurl Parse cloud function. The function skips its isAuthenticated...

  3. HighCVSS 7.5 EPSS 0.53%

    A broken object-level authorization vulnerability in OpenSignLabs opensignserver through 2.37.0 allows an unauthenticated remote attacker to read complete contract records via the getDocument Parse cloud function. The function fetches documents using useMasterKey, bypassing the o...

Sources: CVE.org, NVD, CISA KEV, FIRST EPSS, OSV and public exploit-reference metadata. Product matching comes from the published CVE records. A proof-of-concept means public code exists; it is not evidence of exploitation.